8538533 has 2 divisors, whose sum is σ = 8538534. Its totient is φ = 8538532.

The previous prime is 8538529. The next prime is 8538587. The reversal of 8538533 is 3358358.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8392609 + 145924 = 2897^2 + 382^2 .

It is a cyclic number.

It is not a de Polignac number, because 8538533 - 2² = 8538529 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 8538493 and 8538502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8538433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4269266 + 4269267.

It is an arithmetic number, because the mean of its divisors is an integer number (4269267).

Almost surely, 2^8538533 is an apocalyptic number.

It is an amenable number.

8538533 is a deficient number, since it is larger than the sum of its proper divisors (1).

8538533 is an equidigital number, since it uses as much as digits as its factorization.

8538533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 35.

The square root of 8538533 is about 2922.0768299276. The cubic root of 8538533 is about 204.3906793109.

The spelling of 8538533 in words is "eight million, five hundred thirty-eight thousand, five hundred thirty-three".